<template>
  <BasicLayout>
    <template #wrapper>
      <el-card class="box-card">
        <el-form ref="queryForm" :model="queryParams" :inline="true">
          <el-row>
            <el-col :span="6">
              <el-form-item prop="name" label="学员姓名">
                <el-input
                  v-model="queryParams.name"
                  placeholder="请输入姓名"
                  clearable
                  size="small"
                  @keyup.enter.native="handleQuery"
                />
              </el-form-item>
            </el-col>
            <el-col :span="6">
              <el-form-item prop="phone" label="电话">
                <el-input
                  v-model="queryParams.phone"
                  placeholder="请输入电话"
                  clearable
                  size="small"
                />
              </el-form-item>
            </el-col>
            <el-col :span="6">
              <el-form-item label="学员类型" prop="user_type">
                <el-select
                  v-model="queryParams.user_type"
                  filterable
                  placeholder="学员类型"
                >
                  <el-option label="线上" value="线上" />
                  <el-option label="线下" value="线下" />
                </el-select>
              </el-form-item>
            </el-col>
            <el-col :span="6">
              <el-form-item label="学员来源" prop="from">
                <el-select
                  v-model="queryParams.from"
                  placeholder="学员来源"
                  clearable
                  size="small"
                >
                  <el-option
                    v-for="dict in source"
                    :key="dict.value"
                    :label="dict.label"
                    :value="dict.value"
                  />
                </el-select>
              </el-form-item>
            </el-col>
            <el-col :span="6">
              <el-form-item label="学员等级" prop="user_label">
                <el-select
                  v-model="queryParams.user_label"
                  filterable
                  placeholder="学员等级"
                >
                  <el-option label="普通" value="普通" />
                  <el-option label="VIP" value="VIP" />
                  <el-option label="SVIP" value="SVIP" />
                </el-select>
              </el-form-item>
            </el-col>
            <el-col :span="6">
              <el-form-item label="地区" prop="province">
                <el-select
                  v-model="queryParams.province"
                  filterable
                  placeholder="请选择地址"
                >
                  <el-option
                    v-for="item in regionList"
                    :key="item.id"
                    :label="item.name"
                    :value="item.id"
                  />
                </el-select>
              </el-form-item>
            </el-col>
            <el-col :span="6">
              <el-form-item prop="inviter" label="邀请人">
                <el-input
                  v-model="queryParams.inviter"
                  placeholder="请输入姓名"
                  clearable
                  size="small"
                />
              </el-form-item>
            </el-col>
            <el-col :span="6">
              <el-form-item>
                <el-button
                  type="primary"
                  icon="el-icon-search"
                  size="mini"
                  @click="handleQuery"
                >搜索</el-button>
                <el-button
                  icon="el-icon-refresh"
                  size="mini"
                  @click="resetQuery"
                >重置</el-button>
              </el-form-item>
            </el-col>
          </el-row>
        </el-form>
        <el-row :gutter="10" class="mb10" style="float: right">
          <el-col :span="1.5">
            <el-button
              type="warning"
              icon="el-icon-download"
              size="mini"
              @click="exportClick"
            >
              导出
            </el-button>
          </el-col>
          <el-col :span="1.5">
            <el-button
              type="primary"
              icon="el-icon-s-promotion"
              size="mini"
              :disabled="multiple"
              @click="operation({}, 3)"
            >结业
            </el-button>
          </el-col>
        </el-row>

        <!-- <el-row :gutter="20"> -->
        <!-- <el-col :span="5" :xs="24">
            <div class="head-container">
              <el-tree
                ref="tree"
                :data="deptOptions"
                :props="defaultProps"
                :expand-on-click-node="false"
                :filter-node-method="filterNode"
                default-expand-all
                @node-click="handleNodeClick"
              />
            </div>
          </el-col>-->
        <!-- <el-col :span="24"> -->
        <el-table
          v-loading="loading"
          :data="dataList"
          border
          @selection-change="handleSelectionChange"
          @sort-change="handleSortChang"
        >
          <el-table-column type="selection" width="45" align="center" />
          <el-table-column
            type="index"
            header-align="center"
            width="50"
            label="序号"
            fixed="left"
            align="center"
          />
          <el-table-column
            label="姓名"
            width="70"
            prop="name"
            :show-overflow-tooltip="true"
          />
          <el-table-column label="手机号" prop="phone" width="108" />
          <el-table-column
            label="身份证号"
            prop="id_card"
            :show-overflow-tooltip="true"
          />
          <el-table-column
            label="就读院校"
            prop="order_count"
            :show-overflow-tooltip="true"
          >
            <template slot-scope="scope">
              <span>{{
                scope.row.college_id ? scope.row.college.colleges_name : ""
              }}</span>
            </template>
          </el-table-column>
          <el-table-column label="报考省份" prop="province_name">
            <template slot-scope="scope">
              <span>{{
                scope.row.province ? scope.row.province_region.name : ""
              }}</span>
            </template>
          </el-table-column>
          <el-table-column
            label="升本年份"
            prop="shen_ben_time"
            :show-overflow-tooltip="true"
          >
            <template slot-scope="scope">
              <span>{{ parseTime(scope.row.shen_ben_time, "{y}-{m}") }}</span>
            </template>
          </el-table-column>
          <el-table-column label="学员等级" prop="user_label" />
          <el-table-column label="学员类型" prop="user_type" />
          <el-table-column label="学员来源" prop="invitation" />
          <el-table-column label="邀请人">
            <template slot-scope="scope">
              <span v-if="scope.row.teach_recommenders">{{
                scope.row.teach_recommenders.username
              }}</span>
              <span v-else-if="scope.row.recommenders">{{
                scope.row.recommenders.name
              }}</span>
              <span v-else>{{ "--" }}</span>
            </template>
          </el-table-column>
          <el-table-column label="学员状态" prop="buy_status">
            <template slot-scope="scope">
              {{ typeFormat(buyStatus, scope.row.buy_status) }}
            </template>
          </el-table-column>
          <el-table-column label="学员科别" prop="ke_bie" />
          <el-table-column label="学员去向" prop="follow_direction">
            <template slot-scope="scope">
              {{ typeFormat(followDirection, scope.row.follow_direction) }}
            </template>
          </el-table-column>
          <el-table-column
            label="注册时间"
            prop="createdAt"
            sortable="custom"
            width="155"
          >
            <template slot-scope="scope">
              <span>{{ parseTime(scope.row.createdAt) }}</span>
            </template>
          </el-table-column>
          <el-table-column
            label="操作"
            width="240"
            fixed="right"
            align="center"
            class-name="small-padding fixed-width"
          >
            <template slot-scope="scope">
              <el-row :gutter="10">
                <el-col :span="1.5">
                  <router-link
                    :to="`/admin/sys-teaching/student/view/${scope.row.id}`"
                  >
                    <el-button
                      size="mini"
                      type="text"
                      icon="el-icon-view"
                    >查看</el-button>
                  </router-link>
                </el-col>
                <el-col :span="1.5">
                  <el-button
                    size="mini"
                    type="text"
                    icon="el-icon-edit"
                    @click="
                      operation(scope.row, scope.row.buy_status === 4 ? 2 : 4)
                    "
                  >
                    {{ scope.row.buy_status === 4 ? "正式" : "退学" }}
                  </el-button>
                </el-col>
                <el-col :span="1.5">
                  <el-button
                    size="mini"
                    type="text"
                    icon="el-icon-s-promotion"
                    @click="operation(scope.row, 3)"
                  >结业
                  </el-button>
                </el-col>
                <el-col :span="1.5">
                  <el-button
                    size="mini"
                    type="text"
                    icon="el-icon-view"
                    @click="selectCourses(scope.row)"
                  >权限
                  </el-button>
                </el-col>
              </el-row>
            </template>
          </el-table-column>
        </el-table>

        <pagination
          v-show="total > 0"
          :total="total"
          :page.sync="queryParams.pageIndex"
          :limit.sync="queryParams.pageSize"
          @pagination="getList"
        />
        <!-- </el-col>
        </el-row> -->
      </el-card>
      <el-dialog title="支付时间" :visible.sync="open" width="600px">
        <el-form
          ref="exportForm"
          :model="exportForm"
          :rules="rules"
          label-width="120px"
        >
          <el-form-item label="订单提交时间" prop="dateRange">
            <el-date-picker
              v-model="exportForm.dateRange"
              type="datetimerange"
              range-separator="至"
              start-placeholder="开始日期"
              end-placeholder="结束日期"
              size="small"
              value-format="yyyy-MM-dd HH:mm:ss"
            />
          </el-form-item>
        </el-form>
        <div slot="footer" class="dialog-footer">
          <el-button type="primary" @click="submitForm">确 定</el-button>
          <el-button @click="cancel">取 消</el-button>
        </div>
      </el-dialog>
      <Courses :visible-courses="visibleCourses" :id-list="idList" @cancelCourses="cancelCourses" @submitFormTopic="submitFormTopic" />
    </template>
  </BasicLayout>
</template>

<script>
import {
  listStudent,
  changeUserStatus,
  updateBuyStatus,
  exportExcel,
  learning
} from '@/api/admin/sys-student'
import { getRegion } from '@/api/admin/sys-course'
import Courses from '@/components/Courses'
// import { treeselect } from '@/api/admin/sys-dept'

// import '@riophae/vue-treeselect/dist/vue-treeselect.css'

export default {
  name: 'SysStudentManage',
  components: {
    Courses
  },
  data() {
    return {
      // 遮罩层
      loading: true,
      // 选中数组
      ids: [],
      // 非单个禁用
      single: true,
      // 非多个禁用
      multiple: true,
      // 总条数
      total: 0,
      // 用户表格数据
      dataList: null,
      // 部门树选项
      deptOptions: undefined,
      // 是否显示弹出层
      open: false,
      // 部门名称
      deptName: undefined,
      // 日期范围
      // dateRange: [],
      // 状态数据字典
      statusOptions: [],
      // 表单参数
      form: {},
      exportForm: {},
      rules: {
        dateRange: [{ required: true, message: '选择时间', trigger: 'blur' }]
      },
      defaultProps: {
        children: 'children',
        label: 'label'
      },
      // 查询参数
      queryParams: {
        pageIndex: 1,
        pageSize: 10,
        name: undefined,
        phone: undefined,
        from: undefined,
        user_type: undefined,
        user_label: undefined,
        province: undefined,
        start_time: undefined,
        end_time: undefined,
        inviter: undefined
      },
      source: [
        { label: '注册', value: 1 },
        { label: '学生邀请', value: 2 },
        { label: '教师邀请', value: 3 }
      ],
      regionList: [],
      followDirection: [
        { label: '正常', value: 0 },
        { label: '流失不再为其提供服务', value: 1 },
        { label: '放弃', value: 2 },
        { label: '成为游客', value: 3 }
      ],
      buyStatus: [
        { label: '游客', value: 1 },
        { label: '正式学员', value: 2 },
        { label: '结业', value: 3 },
        { label: '退学', value: 4 }
      ],
      visibleCourses: false,
      studentId: null,
      idList: []
    }
  },
  watch: {
    // 根据名称筛选部门树
    deptName(val) {
      this.$refs.tree.filter(val)
    }
  },
  created() {
    this.getList()
    getRegion({ parent_id: 1 }).then((res) => {
      this.regionList = res.data
    })
    // this.getTreeselect()
  },
  methods: {
    getList() {
      this.loading = true
      listStudent({
        ...this.queryParams
      }).then((response) => {
        this.dataList = response.data.list.map((item) => {
          if (item.teach_recommender) {
            return { ...item, invitation: '教师推荐' }
          } else if (item.recommender) {
            return { ...item, invitation: '学员推荐' }
          } else {
            return { ...item, invitation: '注册' }
          }
        })
        this.total = response.data.count
        this.loading = false
      })
    },
    // 参数系统内置字典翻译
    typeFormat(column, val) {
      return this.selectDictLabel(column, val)
    },
    /** 查询部门下拉树结构 */
    // getTreeselect() {
    //   treeselect().then(response => {
    //     this.deptOptions = response.data
    //   })
    // },
    // 筛选节点
    filterNode(value, data) {
      if (!value) return true
      return data.label.indexOf(value) !== -1
    },
    // 节点单击事件
    handleNodeClick(data) {
      this.queryParams.deptId = '/' + data.id + '/'
      this.getList()
    },
    /** 转换菜单数据结构 */
    normalizer(node) {
      if (node.children && !node.children.length) {
        delete node.children
      }
      return {
        id: node.id,
        label: node.label,
        children: node.children
      }
    },
    /** 排序回调函数 */
    handleSortChang(column, prop, order) {
      prop = column.prop
      order = column.order
      if (this.order !== '' && this.order !== prop + 'Order') {
        this.queryParams[this.order] = undefined
      }
      if (order === 'descending') {
        this.queryParams[prop + 'Order'] = 'desc'
        this.order = prop + 'Order'
      } else if (order === 'ascending') {
        this.queryParams[prop + 'Order'] = 'asc'
        this.order = prop + 'Order'
      } else {
        this.queryParams[prop + 'Order'] = undefined
      }
      this.getList()
    },
    // 用户状态修改
    handleStatusChange(row) {
      const text = row.status === '2' ? '启用' : '停用'
      this.$confirm('确认要"' + text + '""' + row.name + '"用户吗?', '警告', {
        confirmButtonText: '确定',
        cancelButtonText: '取消',
        type: 'warning'
      })
        .then(function() {
          return changeUserStatus(row)
        })
        .then(() => {
          this.msgSuccess(text + '成功')
        })
        .catch(function() {
          row.status = row.status === '2' ? '1' : '2'
        })
    },
    /** 搜索按钮操作 */
    handleQuery() {
      this.queryParams.pageIndex = 1
      this.getList()
    },
    /** 重置按钮操作 */
    resetQuery() {
      // this.dateRange = []
      this.resetForm('queryForm')
      this.handleQuery()
    },
    // 多选框选中数据
    handleSelectionChange(selection) {
      this.ids = selection.map((item) => item.id)
      this.single = selection.length !== 1
      this.multiple = !selection.length
    },
    operation(value, text) {
      const ids = (value?.id && [value?.id]) || this.ids
      this.$confirm('是否确认操作的数据项?', '警告', {
        confirmButtonText: '确定',
        cancelButtonText: '取消',
        type: 'warning'
      })
        .then(function() {
          return updateBuyStatus({
            buy_status: text,
            ids
          })
        })
        .then(response => {
          if (response.code === 200) {
            this.msgSuccess(response.msg)
            this.getList()
          } else {
            this.msgError(response.msg)
          }
        })
        .catch(function() { })
    },
    cancel() {
      this.open = false
    },
    exportClick() {
      this.open = true
    },
    submitForm() {
      this.$refs['exportForm'].validate((valid) => {
        if (valid) {
          const { dateRange } = this.exportForm
          exportExcel({
            start_time: dateRange[0] || undefined,
            end_time: dateRange[1] || undefined
          })
          this.open = false
          this.exportForm = {}
        }
      })
    },
    selectCourses(row) {
      this.visibleCourses = true
      this.studentId = row?.id
    },
    cancelCourses(ids) {
      this.visibleCourses = false
      this.idList = ids
    },
    submitFormTopic(ids) {
      learning({
        student_id: this.studentId,
        course_ids: ids
      }).then(response => {
        if (response.code === 200) {
          this.msgSuccess(response.msg)
          this.visibleCourses = false
          this.idList = []
        } else {
          this.msgError(response.msg)
        }
      })
    }
  }
}
</script>
